Pacemaker implantation in the United States: an urgent need for answers.
Vlietstra
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D003362:Cost-Benefit Analysis; D004567:Electrodes, Implanted / Q000191:economics / Q000706:statistics & numerical data / Q000639:trends; D006801:Humans; D010138:Pacemaker, Artificial / Q000191:economics / Q000706:statistics & numerical data / Q000639:trends*